Dozens of "No Kings" rallies are scheduled across western Washington for Saturday, Oct. 18, from Bellingham to Vancouver, to the San Juan Islands.

Speaking at a "No Kings" rally in Washington, D.C., Bill Nye, the former host of "Bill Nye the Science Guy," urged lawmakers to “stop the abuses of this petulant president [Trump] and his circle of sycophants,” declaring, “No thrones, no crowns, no kings."

The largest "No Kings" protest in the PNW is scheduled to take place in Seattle Saturday, along with other rallies across the state.

With chants, costumes and colorful signs, Washingtonians raised their voices against Trump's hard-line policies on immigration, the federal budget and more.

The demonstrations follow a wave of protests in June that organizers say drew more than 5 million people in cities across the country.

At a “No Kings” protest in Washington, D.C., Bill Nye tells NBC News’ Melanie Zanona that federal cuts to science funding, especially around NASA, are “thoughtless.”

More "No Kings Day" protests come amid a partial government shutdown and as Trump sends, or threatens to send, National Guard troops to Democrat-led cities.

Anti-Trump rallies kick off on East Coast as millions across US planning to march - The president insisted he was ‘not a king’ on Friday, one day before demonstrators in 2,500 locations across the cou